Finding the Fourth Proportional to 171,609.79, 257,410.97 and 46,950.79
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Solution
The fourth proportional to 171,609.79, 257,410.97 and 46,950.79 is: 70,425.17
Step by Step Solution
- Step 1: Write the proportion equation
171,609.79 : 257,410.97 = 46,950.79 : x - Step 2: Convert to fraction form
171,609.79/257,410.97 = 46,950.79/x - Step 3: Cross multiply
171,609.79x = 257,410.97 × 46,950.79 - Step 4: Simplify right side
171,609.79x = 12,085,648,161.41 - Step 5: Solve for x
x = 12,085,648,161.41/171,609.79 - Step 6: Final answer
x = 70,425.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.